递等式计算720÷20×8oo67+208÷266o×(oo0÷6)(72+688)÷o6o74÷o4×88(4o2-82)÷70.-数学

题目简介

递等式计算720÷20×8oo67+208÷266o×(oo0÷6)(72+688)÷o6o74÷o4×88(4o2-82)÷70.-数学

题目详情

递等式计算
720÷20×8oo67+208÷266o×(oo0÷6)
(72+688)÷o6o74÷o4×88(4o2-82)÷70.
题型:解答题难度:中档来源:不详

答案

(d)z29÷99×db,
=8×db,
=d9z;

(2)b6z+298÷26,
=b6z+8,
=bz5;

(b)6b×(bb9÷6),
=6b×55,
=bz65;

(z)(z5+68d)÷b6,
=z56÷b6,
=2d;

(5)bzz÷bz×88,
=dd×88,
=968;

(6)(zb2-d2)÷z9,
=z29÷z9,
=6.

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